Analysis
-
max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
12-07-2022 08:54
Static task
static1
Behavioral task
behavioral1
Sample
STD 35 GA Plan_doc.exe
Resource
win7-20220414-en
General
-
Target
STD 35 GA Plan_doc.exe
-
Size
867KB
-
MD5
d367a1f17ef481d21775f424c4beb7b7
-
SHA1
fc083e789e7f06627bf3465f74524a5758896f32
-
SHA256
5846e4c3d380772683c6398d37c33d7a3484762fccd6d8636b2b5d337637d00a
-
SHA512
2b9c821c00989e6cf9ee1279f8d34d8d02f3af5e07269d34e8e29c6a137e66522eff8211fb3c68bfafaef099aaec926a0a070bc940dd94f30657061b98541566
Malware Config
Extracted
xloader
2.9
iewb
n8FLlgIlb1rSEg5hJ9xMbw4hcmR38Q==
5vIAIY+pt81OtWs+FdIEdk7Y
LHIKc+oWGIQUUlfAAtEEdk7Y
ePM/cX2jvHrS
5hvPEw22+fdvmJz3C8FIVq0=
mb9EeX2jvHrS
Dx2zIYNvfjo8VUo5
6jVPnyJekv2RAc4gLKNwEqQ=
KWatHyjdE5Gj1Ng=
t9lk70gzUAZty4qjbVjF
6eUBeFPzKBWT125BFNIEdk7Y
dZUXOIyqTJGj1Ng=
iL3TVh2Jl5QVStnzxcAhIL8=
J1prtyklUfZGR/xDD71IbkWRd2yx
s9FgCOBRW9bU0Y6jbVjF
RYCbQDzcFBhcylgu
Fl0BV/8RJm6F9QRg8LXXTLo=
0dhumHzrCCZ3wdQg7nFF1AlL6Tk=
xvL+iL6wwX+/wH9K4lbZ/A==
N0lVceIFD5Gj1Ng=
5/mnQbHhJ7IzcYjyQbXXTLo=
luHuIKrfNeUkJOfRV0dA8o3Ghkt95g==
yuh2thpBWtHl2ZV48rXXTLo=
ADcuaODkD5eytord4lbZ/A==
PIWRAgq8/zx4aipDyILc
TdUPJBksRZU=
NorCQjrrH5Gj1Ng=
WXUOku0EDZGj1Ng=
4w8mrX8lanCcoWZLU0SkkkSRd2yx
KIYkq/0QN5gPTFK37XszY0fa
s8lIykhdVZjlEA1g8LXXTLo=
AkBw4LE9RQNHkyRsMQ==
fLzVWEjyMarikyRsMQ==
6j1f2ZsFFRpcylgu
zu3YwbBReoIuUh1vdsGonTCDfw==
EGD0PEju53oDSuwu9765d/4KSkXU3Qxh
rc0aZhksRZU=
Un//ZcCsqyaNtEcnt6mLu7Lqdw==
V4Eqwh4FEHqIflW508EYzYSbOeC5
EiWpwJgAFRV5e1r60cAEdk7Y
VW8Pf9PN65HU1otP4lbZ/A==
FFdOyJcMGxpcylgu
KztLpY85vJkLFw==
yh8vtO4GRPQ2kyRsMQ==
qMfrSiqZvghLUyRy/7XXTLo=
eKTGPwmf3swEq2Y3
aoseYSTrlPsvGQ==
Z6tKw0RfgS5+1o6jbVjF
CyU0azDFBZGj1Ng=
7Cy+5co/ZZbhC8dW6eo=
LXmN0EJimQWHylwnbTS6afIlJZHj+Q==
2R2cFWiX1hlZYz2UKh4i12ikiTP55p5Bfg==
jqHcD+eAi5EYlVrJm0TN
cqO55WilyvQ9mG1P4lbZ/A==
BERqtpY6pZDbB8dW6eo=
VpzDHQBueZvY24qjbVjF
OWUELQ6s28NVxom7evrIPfCLfw==
5iO6Dg619fIVQz+Q3I+ZMdmwry4=
d6GiFh7QJaHO2Jxz8bXXTLo=
NlFh6bdVeihxxT1MH+A+TL3MaA==
0PWJHpPJ9zh3nasMO8FIVq0=
19Fom6FBSQ1QrMU=
aYWBmw6431DfHsdW6eo=
Jj7U++2X3M4Eq2Y3
mounscape.com
Signatures
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
-
Xloader payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/5004-140-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/5004-142-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral2/memory/2752-148-0x0000000000DA0000-0x0000000000DCC000-memory.dmp xloader behavioral2/memory/2752-151-0x0000000000DA0000-0x0000000000DCC000-memory.dmp xloader -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
STD 35 GA Plan_doc.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation STD 35 GA Plan_doc.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
STD 35 GA Plan_doc.exeSTD 35 GA Plan_doc.execolorcpl.exedescription pid process target process PID 3872 set thread context of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 5004 set thread context of 2240 5004 STD 35 GA Plan_doc.exe Explorer.EXE PID 2752 set thread context of 2240 2752 colorcpl.exe Explorer.EXE -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3204 3872 WerFault.exe STD 35 GA Plan_doc.exe -
Suspicious behavior: EnumeratesProcesses 34 IoCs
Processes:
STD 35 GA Plan_doc.exeSTD 35 GA Plan_doc.execolorcpl.exepid process 3872 STD 35 GA Plan_doc.exe 3872 STD 35 GA Plan_doc.exe 3872 STD 35 GA Plan_doc.exe 3872 STD 35 GA Plan_doc.exe 3872 STD 35 GA Plan_doc.exe 3872 STD 35 GA Plan_doc.exe 5004 STD 35 GA Plan_doc.exe 5004 STD 35 GA Plan_doc.exe 5004 STD 35 GA Plan_doc.exe 5004 STD 35 GA Plan_doc.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe 2752 colorcpl.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 2240 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
STD 35 GA Plan_doc.execolorcpl.exepid process 5004 STD 35 GA Plan_doc.exe 5004 STD 35 GA Plan_doc.exe 5004 STD 35 GA Plan_doc.exe 2752 colorcpl.exe 2752 colorcpl.exe -
Suspicious use of AdjustPrivilegeToken 9 IoCs
Processes:
STD 35 GA Plan_doc.exeSTD 35 GA Plan_doc.exeExplorer.EXEcolorcpl.exedescription pid process Token: SeDebugPrivilege 3872 STD 35 GA Plan_doc.exe Token: SeDebugPrivilege 5004 STD 35 GA Plan_doc.exe Token: SeShutdownPrivilege 2240 Explorer.EXE Token: SeCreatePagefilePrivilege 2240 Explorer.EXE Token: SeShutdownPrivilege 2240 Explorer.EXE Token: SeCreatePagefilePrivilege 2240 Explorer.EXE Token: SeShutdownPrivilege 2240 Explorer.EXE Token: SeCreatePagefilePrivilege 2240 Explorer.EXE Token: SeDebugPrivilege 2752 colorcpl.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
STD 35 GA Plan_doc.exeExplorer.EXEcolorcpl.exedescription pid process target process PID 3872 wrote to memory of 4632 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 4632 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 4632 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 3564 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 3564 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 3564 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 4664 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 4664 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 4664 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 3872 wrote to memory of 5004 3872 STD 35 GA Plan_doc.exe STD 35 GA Plan_doc.exe PID 2240 wrote to memory of 2752 2240 Explorer.EXE colorcpl.exe PID 2240 wrote to memory of 2752 2240 Explorer.EXE colorcpl.exe PID 2240 wrote to memory of 2752 2240 Explorer.EXE colorcpl.exe PID 2752 wrote to memory of 4156 2752 colorcpl.exe cmd.exe PID 2752 wrote to memory of 4156 2752 colorcpl.exe cmd.exe PID 2752 wrote to memory of 4156 2752 colorcpl.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"3⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 14883⤵
- Program crash
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C:\Windows\SysWOW64\colorcpl.exe"C:\Windows\SysWOW64\colorcpl.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\STD 35 GA Plan_doc.exe"3⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3872 -ip 38721⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2240-153-0x00000000087F0000-0x00000000088A4000-memory.dmpFilesize
720KB
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memory/2240-145-0x00000000081E0000-0x0000000008345000-memory.dmpFilesize
1.4MB
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memory/2240-154-0x00000000087F0000-0x00000000088A4000-memory.dmpFilesize
720KB
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memory/2752-147-0x0000000000AD0000-0x0000000000AE9000-memory.dmpFilesize
100KB
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memory/2752-146-0x0000000000000000-mapping.dmp
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memory/2752-150-0x0000000002FB0000-0x00000000032FA000-memory.dmpFilesize
3.3MB
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memory/2752-151-0x0000000000DA0000-0x0000000000DCC000-memory.dmpFilesize
176KB
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memory/2752-152-0x0000000002E30000-0x0000000002EC0000-memory.dmpFilesize
576KB
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memory/2752-148-0x0000000000DA0000-0x0000000000DCC000-memory.dmpFilesize
176KB
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memory/3564-137-0x0000000000000000-mapping.dmp
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memory/3872-130-0x0000000000AD0000-0x0000000000BAE000-memory.dmpFilesize
888KB
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memory/3872-135-0x000000000B6D0000-0x000000000B736000-memory.dmpFilesize
408KB
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memory/3872-134-0x000000000B630000-0x000000000B6CC000-memory.dmpFilesize
624KB
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memory/3872-133-0x0000000005430000-0x000000000543A000-memory.dmpFilesize
40KB
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memory/3872-132-0x0000000005460000-0x00000000054F2000-memory.dmpFilesize
584KB
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memory/3872-131-0x0000000005A10000-0x0000000005FB4000-memory.dmpFilesize
5.6MB
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memory/4156-149-0x0000000000000000-mapping.dmp
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memory/4632-136-0x0000000000000000-mapping.dmp
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memory/4664-138-0x0000000000000000-mapping.dmp
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memory/5004-144-0x0000000000F10000-0x0000000000F21000-memory.dmpFilesize
68KB
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memory/5004-143-0x0000000001010000-0x000000000135A000-memory.dmpFilesize
3.3MB
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memory/5004-142-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/5004-140-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/5004-139-0x0000000000000000-mapping.dmp